AttributeDefinition (Information System Model 7.2.0-SNAPSHOT API)

All Superinterfaces:

Attribute

All Known Subinterfaces:

PropertyDefinition

All Known Implementing Classes:

PropertyDefinitionImpl
```
public interface AttributeDefinition
extends Attribute
```
Extends the Attribute interface to include properties that define its requirement constraints.
This interface adds the flag specifying whether an attribute is mandatory: present, with a real value. A null value means the same as an absent one.

Author:

Luca Frosini (ISTI - CNR)

See Also:

Attribute

Field Summary

Fields
Modifier and Type Field Description

static String MANDATORY_PROPERTY
The property name for the 'mandatory' flag.
- Fields inherited from interface org.gcube.informationsystem.base.reference.Attribute
  DEFAULT_VALUE_PROPERTY, DESCRIPTION_PROPERTY, MAX_PROPERTY, MIN_PROPERTY, NAME, NAME_PROPERTY, PROPERTY_TYPE_PROPERTY, REGEX_PROPERTY

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`isMandatory()`	Checks if the attribute is mandatory.
`void`	`setMandatory(boolean mandatory)`	Sets whether the attribute is mandatory.

Methods inherited from interface org.gcube.informationsystem.base.reference.Attribute
getDefaultValue, getDescription, getMax, getMin, getName, getPropertyType, getPropertyTypeName, getRegexp, setDefaultValue, setDescription, setMax, setMin, setName, setPropertyType, setRegexp

- Field Detail
  - MANDATORY_PROPERTY
```
static final String MANDATORY_PROPERTY
```
    The property name for the 'mandatory' flag.
    
    See Also:
    
    Constant Field Values
- Method Detail
  - isMandatory
```
boolean isMandatory()
```
    Checks if the attribute is mandatory.
    
    Returns:
    
    true if the attribute is mandatory, false otherwise.
  - setMandatory
```
void setMandatory(boolean mandatory)
```
    Sets whether the attribute is mandatory.
    
    Parameters:
    
    mandatory - true to make the attribute mandatory, false otherwise.